package com.frt.sygang.config;/**
 * Created by 冯瑞涛 on 2022/9/17 9:45
 */

import com.frt.sygang.common.JacksonObjectMapper;
import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.List;

/**
 * @author 冯瑞涛
 * @version 1.0
 * @date 2022/9/17 9:45
 */
@Slf4j
@Configuration
@EnableSwagger2
@EnableKnife4j
public class WebMvcConfig extends WebMvcConfigurationSupport {
    /**
     * 设置静态资源放行
     * @param registry
     */
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("开始进行静态资源映射...");
        registry.addResourceHandler("doc.html")
                .addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**")
                .addResourceLocations("classpath:/META-INF/resources/webjars/");
        registry.addResourceHandler("/backend/**")
                .addResourceLocations("classpath:/backend/");
        registry.addResourceHandler("/front/**")
                .addResourceLocations("classpath:/front/");
    }

    /**
     * 拓展mybatis自带的消息转换器
     * @param converters 消息转换器
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        //创建消息转换器对象
       MappingJackson2HttpMessageConverter messageConverter= new MappingJackson2HttpMessageConverter();
        //设置对象转换器底层使用对象json格式转换为json
        messageConverter.setObjectMapper(new JacksonObjectMapper());
        //将上面的对象转换器对象转换到mvc框架自带的转换器集合中
        converters.add(0,messageConverter);
    }

    /**
     * Swagger接口文档配置类方法
     * @return
     */
    @Bean
    public Docket createRestApi() {
        // 文档类型
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.frt.sygang.controller"))
                .paths(PathSelectors.any())
                .build();
    }

    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("尚饮港点餐系统")
                .version("1.0")
                .description("尚饮港点餐系统接口文档")
                .build();
    }
}
